/*
 * Copyright (c) 2023, LXMS (lxinet.cn).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package cn.lxinet.lxms.framework.core.filter;

import cn.lxinet.lxms.framework.core.utils.XssWrapper;
import jakarta.servlet.*;
import jakarta.servlet.annotation.WebFilter;
import jakarta.servlet.http.HttpServletRequest;

import java.io.IOException;

/**
 * xss过滤器
 *
 * @author zcx
 * @date 2023/07/01
 */
@WebFilter(urlPatterns = "/*")
public class XssFilter implements Filter {
    private FilterConfig filterConfig = null;

    @Override
    public void init(FilterConfig filterConfig) {
        this.filterConfig = filterConfig;
    }

    @Override
    public void destroy() {
        this.filterConfig = null;
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        chain.doFilter(new XssWrapper((HttpServletRequest) request), response);
    }
}